Home / 154,402,460.80-231,611,139.42-50,769,371.68

Finding the Fourth Proportional to 154,402,460.80, 231,611,139.42 and 50,769,371.68

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Solution

The fourth proportional to 154,402,460.80, 231,611,139.42 and 50,769,371.68 is: 76,156,506.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,402,460.80 : 231,611,139.42 = 50,769,371.68 : x
  2. Step 2: Convert to fraction form
    154,402,460.80/231,611,139.42 = 50,769,371.68/x
  3. Step 3: Cross multiply
    154,402,460.80x = 231,611,139.42 × 50,769,371.68
  4. Step 4: Simplify right side
    154,402,460.80x = 11,758,752,022,442,278
  5. Step 5: Solve for x
    x = 11,758,752,022,442,278/154,402,460.80
  6. Step 6: Final answer
    x = 76,156,506.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.